Pith Number

pith:R4ABLXH5

pith:2014:R4ABLXH5SKEM5PZY7LL2KMIA5P

not attested not anchored not stored refs pending

Computationally proving triangulated 4-manifolds to be diffeomorphic

Benjamin A. Burton, Jonathan Spreer

arxiv:1403.2780 v1 · 2014-03-12 · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4ABLXH5SKEM5PZY7LL2KMIA5P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Small Triangulations of $4$-Manifolds: Introducing the $4$-Manifold Census

Receipt and verification

First computed	2026-05-18T00:02:36.959443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0015dcfd9288cebf38fad7a53100ebd48c078ccc024c4a1f7684105b0cd096

Aliases

arxiv: 1403.2780 · arxiv_version: 1403.2780v1 · doi: 10.48550/arxiv.1403.2780 · pith_short_12: R4ABLXH5SKEM · pith_short_16: R4ABLXH5SKEM5PZY · pith_short_8: R4ABLXH5

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/R4ABLXH5SKEM5PZY7LL2KMIA5P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8f0015dcfd9288cebf38fad7a53100ebd48c078ccc024c4a1f7684105b0cd096

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb6bf1eded5ab24c86a5a60639f2b8ea1e7b14a63c067cff4d88a53f28b3b52d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-03-12T00:42:23Z",
    "title_canon_sha256": "7f089e41a3174a02fccfbe497de7af8408e6bcf2229958b5ca692d29b6f8f638"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2780",
    "kind": "arxiv",
    "version": 1
  }
}